ASTM D61-1975(2004) 标准详情
- 标准号:ASTM D61-1975(2004)
- 中文标题:硬沥青的软化点的试验方法(水中方块试验法)
- 英文标题:Standard Test Method for Softening Point of Pitches (Cube-in-Water Method)
- 标准类别:美国材料与试验协会ASTM
- 发布日期:1975
Pitch does not go through a solid-liquid phase change when heated, and therefore it does not have a true melting point. As the temperature rises, pitch softens and becomes less viscous. The softening point is arbitrarily defined and shall be establis
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